<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>请客吃饭</title>
</head>
<body>
    <script>
        var money=prompt("钱包中的金额是：");
        
        if(money>=2000){
            alert("请大家吃西餐");
        }else if(1500<=money&&money<2000){
            alert("请大家吃快餐");
        }else if(1000<=money&&money<1500){
            alert("请大家喝饮料");
        }else if(500<=money&&money<1000){
            alert("请大家棒棒糖");
        }else{
            alert("班长下次把钱带够")
        }
    </script>
</body>
</html>